FINALizing of the Node hierarchy.

Source/core/html/HTMLOutputElement.h

 /*
  * Copyright (c) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 19 matching lines @@
 
 #ifndef HTMLOutputElement_h
 #define HTMLOutputElement_h
 
 #include "DOMSettableTokenList.h"
 #include "HTMLFormControlElement.h"
 #include <wtf/OwnPtr.h>
 
 namespace WebCore {
 
-class HTMLOutputElement : public HTMLFormControlElement {
+class HTMLOutputElement FINAL : public HTMLFormControlElement {
 public:
     static PassRefPtr<HTMLOutputElement> create(const QualifiedName&, Document*, HTMLFormElement*);
 
     virtual bool willValidate() const { return false; }
 
     String value() const;
     void setValue(const String&);
     String defaultValue() const;
     void setDefaultValue(const String&);
     void setFor(const String&);
@@ skipping 16 matching lines @@
 
     bool m_isDefaultValueMode;
     bool m_isSetTextContentInProgress;
     String m_defaultValue;
     RefPtr<DOMSettableTokenList> m_tokens;
 };
 
 } // namespace
 
 #endif